/*
 * Copyright (c) 2010 WiYun Inc.
 * Author: luma(stubma@gmail.com)
 *
 * For all entities this program is free software; you can redistribute
 * it and/or modify it under the terms of the 'WiEngine' license with
 * the additional provision that 'WiEngine' must be credited in a manner
 * that can be be observed by end users, for example, in the credits or during
 * start up. (please find WiEngine logo in sdk's logo folder)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.wiyun.engine.nodes;

import com.wiyun.engine.opengl.Texture2D;
import com.wiyun.engine.types.WYBlendFunc;
import com.wiyun.engine.types.WYColor3B;

/**
 * 图片集节点。封装了操作一个图片集需要的一些基本逻辑。
 */
public abstract class AtlasNode extends Node implements Node.IColorable, Node.IBlendableTextureOwner {
	protected AtlasNode() {
	}
	
	protected AtlasNode(Texture2D texture, int itemWidth, int itemHeight, int capacity) {
    	// no need to implement because it is abstract and ndkized
	}
    
    protected AtlasNode(int pointer) {
    	super(pointer);
    }

	@Override
    protected void doNativeInit() {
    }
    
    public WYBlendFunc getBlendFunc() {
    	return new WYBlendFunc(getBlendFuncSrc(), getBlendFuncDst());
    }
    
    private native int getBlendFuncSrc();
    private native int getBlendFuncDst();
    
    public void setBlendFunc(WYBlendFunc blendFunc) {
    	setBlendFunc(blendFunc.src, blendFunc.dst);
    }
    
    private native void setBlendFunc(int src, int dst);
    
    public native int getAlpha();

    public native void setAlpha(int alpha);
    
	public WYColor3B getColor() {
		WYColor3B color = new WYColor3B();
		nativeGetColor(color);
		return color;
	}
	
	private native void nativeGetColor(WYColor3B color);
	
	public void setColor(WYColor3B color) {
		nativeSetColor(color.r, color.g, color.b);
	}
	
	private native void nativeSetColor(int r, int g, int b);
    
    public Texture2D getTexture() {
        return Texture2D.from(nativeGetTexture());
    }
    
    private native int nativeGetTexture();
    public native void setTexture(Texture2D texture);
}
